Uwell nunchaku replacement A1 coils Atomizers – 0.25/ 0.4 ohms  replacement coils for the new Uwell nunchaku kit. Nunchaku replacement coils introduce the pro-focs coil which features a plug and pull mechanism for a quick and easy replacement process. With caponized A1 heating wires for an optimal balance of flavour and vapour production nunchaku coils deliver smooth dense clouds. Comes in a pack of 4 and available in 0.25 or 0.4 ohm resistance. Uwell nunchaku coils: pro-focs coil technology – plug-pull mechanism 0.25ohm caponized A1 coil – rated for 40-50w 0.4ohm caponized A1 coil – rated for 45-55w organic cotton including: 4 x Uwell nunchaku coils.